About What How

Oyster shells

Biodegradable: reduce waste and pollution in marine environments.
Enhances marine ecosystems: provide habitat and refuge for marine organisms.
Carbon sequestration: Absorb and store carbon dioxide,
Nutrient recycling: Shells can
Non-toxic: No leaching harmful chemicals into the ocean.

PVC Tubes

Durability: highly durable and resistant to marine conditions.
Structural integrity: offer strong support and can be engineered to specific requirements
Cost-effective: cheaper and more readily available than biodegradable alternatives.
Standardization: can be manufactured to uniform specifications.
Non-biodegradable: a synthetic plastic.